The correct answer is C. Returning to the text
Step-by-step explanation:
In group discussions, returning to the text implies referring to the ideas of the text being discussed to clarify or explain one point. This includes reading aloud the original words in the text, which is useful to understand what the author intended or support an idea. This technique is the one Jennifer uses because to explain herself she reads or recites to original words of the text, in "Looking into space is like...." Thus, the technique used is returning to the text.